Deck 2: Structure and Function of Cells, Tissues, and Organs

Question 1

Which of the following insulates axons located outside the CNS?

A) Bone
B) Endomysium
C) Myelin sheath
D) Connective tissue

Answer 1

Myelin sheath

Question 2

Impulses pass from the CNS to involuntary muscles via the _____ system.

A) sensory
B) afferent
C) somatic
D) autonomic

Answer 2

autonomic

Question 3

Internal organs (viscera)receive most of their neural impulses from which nervous system?

A) Somatic
B) Sensory
C) Afferent
D) Autonomic

Answer 3

Autonomic

Question 4

Neuroglia cells are __________ numerous than neurons.

A) slightly less
B) slightly more
C) significantly less
D) significantly more

Question 5

The absorption of nutrients occurs in which location?

A) Mouth
B) Stomach
C) Small intestine
D) Large intestine

Question 6

The junctional epithelium of gingiva is replenished every _____ days.

A) 1 to 3
B) 4 to 6
C) 7 to 9
D) 10 to 13

Question 7

Which epithelium consists of several layers,with only the basal cell layer in contact with the basal lamina?

A) Simple
B) Stratified
C) Squamous
D) Pseudostratified

Question 8

The spinal cord consists of how many segments?

A) 21
B) 22
C) 30
D) 31

Question 9

Each is part of a neuron,except one.Which is the exception?

A) Axon
B) Plasma
C) Dendrite
D) Perikaryon

Question 10

All body sensations are relayed to the ______and the _______.

A) brain, spinal cord
B) afferent, efferent systems
C) voluntary, involuntary muscles
D) sympathetic, parasympathetic divisions

Question 11

Ligaments and tendons are composed of which tissue?

A) Neural
B) Muscle
C) Epithelial
D) Connective

Question 12

Buccal mucosa renews itself in ____ days.

A) 1 to 2
B) 3 to 4
C) 5 to 9
D) 10 to 14

Question 13

Which cell supports the nervous system?

A) Myoblast
B) Neuroglia
C) Leukocyte
D) Melanocyte

Question 14

Impulses conducted from the periphery of the body (e.g.,muscles,glands)to the central nervous system (CNS)are conducted through which system?

A) Motor
B) Somatic
C) Afferent
D) Autonomic

Question 15

Which term represents a single layer of cells?

A) Simple
B) Stratified
C) Cuboidal
D) Columnar

Question 16

Which body system relies on neural stimuli to function?

A) Vascular
B) Digestive
C) Endocrine
D) Respiratory

Question 17

Simple squamous epithelium functions as a lining in which location?

A) Mouth
B) Vagina
C) Kidney
D) Pharynx

Question 18

Connective tissue is classified as ______________.

A) dense, striated, or smooth
B) simple, stratified, or squamous
C) dense, loose, or loose with special properties
D) dense, elastic, or elastic with special properties

Question 19

What are the three types of muscle tissue?

A) Cardiac, skeletal, smooth
B) Striated, voluntary, smooth
C) Cardiac, skeletal, voluntary
D) Voluntary, involuntary, striated

Question 20

How does epithelial tissue renew itself?

A) Mitosis of the basal cells
B) Mitosis of the granular layer of cells
C) By shedding or sloughing the surface cells
D) Through nourishment of nearby blood vessels

Question 21

Which organ is part of the lymphatic system?

A) Thyroid
B) Thymus
C) Pancreas
D) Parathyroid

Question 22

Equilibrium is controlled by tiny organs,which are located in the middle ear.

Question 23

List the components of the central nervous system.

Question 24

Which of the following is not a type of cartilage?

A) Dense
B) Elastic
C) Fibrous
D) Hyaline

Question 25

The three functions of the _____ _____ are to absorb nutrition,dehydrate food,and compress food into solid waste.

Question 26

_______ line the respiratory tract to move foreign particles out of the respiratory system.

Question 27

Which of the following is not a major function of the urinary system?

A) Controls blood volume
B) Controls blood pressure
C) Controls testosterone levels
D) Controls urine composition

Question 28

Which two layers compose the skin?

Question 29

Osteoporosis affects men at an earlier age than women.

Question 30

Which function is associated with the skin?

A) Excretes waste products
B) Absorbs nutrients from ingested food
C) Supplies a framework for muscle and ligament attachments
D) Relays information from the glands to the central nervous system

Question 31

Blood provides protection from bacteria.

Question 32

________ return blood to the heart.

Question 33

Identify the four primary types of tissue.

Question 34

Which organ system is the largest?

A) Digestive
B) Endocrine
C) Respiratory
D) Integumentary

Question 35

Which organ system secretes and regulates hormones in the blood?

Question 36

Bone is calcified connective tissue.