The type of gland that secretes its product directly into the blood stream

24 Jun The type of gland that secretes its product directly into the blood stream

Question
Question 1
The type of gland that secretes its product directly into the blood stream is called:

a. endocrine
b. exocrine
c. glycocrine
d. isocrine
1 points

Question 2
Which would cause skin to age and wrinkle?

a. less cell division in the epidermis
b. loss of thickness and elasticity in the dermis
c. tanning or excessive sun exposure
d. smoking
e. all of the above
1 points

Question 3
Four of the five answers listed below follow a type II survivorship curve. Select the exception.
a. small mammals
b. large mammals with extended parental care
c. lizards
d. large birds
1 points

Question 4
An extracellular matrix or ground substance is characteristic of
a. muscle tissue
b. epithelial tissue
c. connective tissue
d. nervous tissue
1 points

Question 5
Stem cells directly produce adult tissues by the process of
mitosis.
meiosis.
differentiation.
fertilization.
all of these.
1 points

Question 6
The earliest human populations were found in
a. deserts
b. the taiga.
c. tropical rain forests.
d. temperate deciduous forests.
e. dry woodlands and savanna.
1 points

Question 7
Integration of body functions is controlled by the
respiratory system.
nervous system.
endocrine system.
defense system.
both nervous and endocrine systems.
1 points

Question 8
The pigment(s) responsible for skin color is(are):
a. melanin
b. hemoglobin
c. keratin
d. both a and b
1 points

Question 9
With negative feedback, a change induces a response that _____ that change.
increases
reverses
1 points

Question 10
Skin, hair, and nails are associated with the _________ system.
a. skeletal
b. muscular
c. integumentary
d. endocrine
1 points

Question 11
Which type of tissue lines the digestive tract?

a. muscular
b. connective
c. epithelium
d. nervous
1 points

Question 12
Melanin is a substance that is responsible for:

a. hair growth
b. muscle contraction
c. defense against bacteria and viruses
d. protection from UV light
1 points

Question 13
Population size depends upon:
a. deaths
b. births
c. emigration
d. immigration
e. all of the above
1 points

Question 14
Capture-recapture is a good way to estimate the population size because
a. it can show the migratory patterns for the entire population
b. it is not a useful tool
c. it can be used to infer the reproductive traits for the entire population
d. it can be used to infer the properties of the entire population
e. it can single out the marked individual for remarking
1 points

Question 15
Tissue that is specialized for communication of information is _______ tissue
a. connective
b. neural
c. aerolar
d. epithelial
1 points

Question 16
The type of tissue that has tall cells, often has cilia, and lines parts of the respiratory system and small intestine is:
a. hyaline cartilage
b. nerve tissue
c. simple columnar epithelium
d. simple cubidial epithelium
1 points

Question 17
Vertebrates have a lined body cavity known as a:
a. diaphragm
b. coelom
c. thoracic cavity
bilateral
1 points

Question 18
Exocrine glands secrete
enzymes.
sweat.
milk.
saliva.
all of these.
1 points

Question 19
Which is NOT a density-dependent, growth limiting factor?
a. predation
b. parasitism
c. disease
d. flooding
e. competition
1 points

Question 20
Which muscle type is considered voluntary?
cardiac
skeletal
smooth
both cardiac and smooth
both skeletal and smooth
1 points

Question 21
The main component of the dermis is:
a. loose connective tissue with elastin and collagen fibers
b. muscle tissue
c. dense, irregular connective tissue with elastin and collagen fibers
d. adipose tissue with lipid component
1 points

Question 22
Species that usually colonize empty habitats are more likely to show traits that are favored by b. K-selection a. r-selection
1 points

Question 23
Tendons connect
a. bones to bones
b. bones to ligaments
c. muscles to bones
d. bones to cartilage
1 points

Question 24
An effector can be

a. a muscle
b. a nerve
c. a gland
d. a receptor
e. either a muscle or a gland
1 points

Question 25
Which of the following organs are found in the abdominal cavity?

a. brain, spinal cord, kidneys, heart
b. salivary glands, vertebrae, heart
c. intestines and stomach
d. heart and lungs
1 points

Question 26
Which are examples of integrators?
a. brain, spinal cord
b. muscles, glands
c. sensory cells in eye, tongue, and ear
d. bones
e. none of these
1 points

Question 27
Fibroblasts are characteristic of what tissue type?
connective tissue
epithelium
muscle
nervous tissue
all of these
1 points

Question 28
Which type of epithelium forms the lining of the blood capillaries?

a. simple squamous epithelium
b. pseudostratified epithelium
c. stratified squamous epithelium
d. simple cuboidal
e. simple columnar
1 points

Question 29
Epithelial cells that are adapted for absorption or secretion usually have ____________ at their free surface
a. many mitochondria
b. cilia
c. microvilli
d. junctional complexes
1 points

Question 30
Stem cells produce successive generations of stem cells through the process of
mitosis.
meiosis.
differentiation.
fertilization.
all of these.
1 points

Question 31
Which equation accurately measures per capita growth rate?
a. r = b – d
b. r = b / d
c. r = b + d
d. r = d / b
e. r = d x b
1 points

Question 32
A type of connection between plasma membranes of adjacent cells forming a leakproof seal is a
a. tight junction
b. gap junction
c. intermediate junction
d. desmosome
e. none of the above
1 points

Question 33
Hair and nails are keratin-rich structures formed by _____ tissue.
muscle
nervous
epithelial
connective
1 points

Question 34
With negative feedback, a change induces a response that _____ that change.
increases
reverses
1 points

Question 35
What laboratory-grown tissue type has been used in humans to protect underlying tissues when skin has been damaged?
connective tissue
epithelium
muscle
nervous tissue
none of these
1 points

Question 36
The liquid portion of blood is called:

a. plasmodium
b. plasma
c. collagen
d. ground substance
1 points

Question 37
Which of the following is not a density-independent factor controlling population size?
a. rainfall
b. temperature
c. predation
d. wind intensity and pattern
1 points

Question 38
Epithelium which consists of a single layer of cells is called:

a. stratified epithelium
b. simple epithelium
c. pseudostratified epithelium
1 points

Question 39
Simple cuboidal epithelium would be found
a. at the surface of the skin
b. lining the trachea
c. lining blood vessels
d. lining the kidney tubules
1 points

Question 40
All of these statements concerning extracellular fluid are true except one. Select the exception.
It serves as the body’s internal environment.
It is found within cells.
Interstitial fluid is a type of extracellular fluid.
Plasma is a type of extracellular fluid.
Homeostasis is responsible for maintaining the solute concentration and temperature of the extracellular fluid.
1 points

Question 41
Which of the following is NOT a function of skin?
a. prevent loss of moisture
b. allow surface for loss of heat
c. contribute to coordination of muscular and skeletal movement
d. take in information from the environment
1 points

Question 42
A _______ is a group of individuals of the same species that occupy a certain area.
a. population
b. community
c. ecosystem
d. trophic level
e. cohort
1 points

Question 43
Muscle that is NOT striated and is involuntary is
a. cardiac
b. skeletal
c. striated
d. smooth
1 points

Question 44
Which of the following cell types are considered part of nervous tissue?
neuroglia
neurons
neuropathic
neurons and neuroglia
neurons and neuropathic
1 points

Question 45
Cells that store fat are called
a. fibroblasts
b. fixed macrophages
c. adipose cells
d. mast cells
1 points

Question 46
Sensory reception occurs in which layer of the skin?

a. epidermis
b. dermis
c. hypodermis
d. all of the above layers
1 points

Question 47
Which of these is not a response of the skin to sunlight?
a. skin color becomes lighter
b. collagen may be damaged
c. epidermal cells divide more often
d. increases melanin production in the epidermal cells
e. with increased exposure, the DNA in skin cells becomes more at risk of damage from UV radiation, leading to skin cancer
1 points

Question 48
Skeletal muscle is characterized as:

a. involuntary and striated
b. voluntary and striated
c. involuntary and nonstriated
1 points

Question 49
Zero population growth is achieved when
a. migration is prevented.
b. the population size remains unchanged.
c. a population reaches the carrying capacity of the environment.
d. deaths exceed births.
e. births exceed deaths.
1 points

Question 50
Stratified squamous epithelium are found in the:

a. epidermis
b. dermis
c. subcutaneous layer
d. areolar connective tissue