Abeka 10Th Grade Biology Test 4

Front 1

What part of the brain functions primarily to coordinate skeletal muscle activity?

Back 1

cerebellum

Front 2

What are the protective layers of tissue that surround the brain and spinal cord?

Back 2

meninges

Front 3

What are the fats that are liquid at room temperature?

Back 3

oils

Front 4

Which of the following is a water-soluble vitamin?

Back 4

vitamin C

Front 5

What is the hollow area of a tooth that contains nerves and blood vessels?

Back 5

pulp

Front 6

What is another name for the digestive tract?

Back 6

alimentary canal

Front 7

What are fibers of a neuron that carry information toward the cell body?

Back 7

dendrites

Front 8

What are neurons that relay messages between other neurons?

Back 8

interneurons

Front 9

What type of nutrients are starches and sugars?

Back 9

carbohydrates

Front 10

What disease of the spinal cord is caused by a virus that destroys motor neurons?

Back 10

poliomyelitis

Front 11

What is the primary organ of digestion and absorption?

Back 11

small intestines

Front 12

What are the sensory structures within the ear that contribute to balance?

Back 12

semicircular canals

Front 13

The snail shaped structure of the inner ear that senses sound vibrations and generates nerve impulses is the ____.

Back 13

cochlea

Front 14

Any junction that allows an impulse to be transmitted from a nerve cell to another cell is a ____.

Back 14

synapse

Front 15

Tiny projections of the wall of the small intestine that help it absorb food are called ____.

Back 15

villi

Front 16

region of the light-sensitive layer of the eye that produces the clearest vision

Back 16

fovea

Front 17

transparent front portion of the eye

Back 17

cornea

Front 18

cell type that is responsible for color vision

Back 18

cone

Front 19

structures that produce tears

Back 19

lacrimal glands

Front 20

inner layer of the eye that detects light and produces nerve impulses

Back 20

retina

Front 21

tough, white, outer layer of the eyeball

Back 21

sclera

Front 22

An open sore in the lining of the digestive tract is an____.

Back 22

ulcer

Front 23

Bile is stored in the gallbladder but produced by the ____.

Back 23

liver

Front 24

Label each organ.

Back 24

24. liver

25. gallbladder

26. small intestine

27. pancreas

28. stomach

29. large intestine or colon

Front 25

Personality, judgment, self-control, and voluntary movement of skeletal muscles are controlled by the _____ lobe of the brain.

Back 25

frontal

Front 26

The carbohydrate ____ cannot be digested in the human digestive system.

Back 26

cellulose

Front 27

A wave of electrical activity that transmits an impulse down a nerve is an _____.

Back 27

action potential

Front 28

This function of the stomach explains why this organ three muscle layers instead of the two muscle layers found in the rest of the digestive tract.

Back 28

The stomach mixes food with gastric juices.

Front 29

Why are taste and smell considered chemical senses?

Back 29

Taste and smell work by detecting chemical substances

Front 30

What type of nutrient should account for most of your total Calorie intake?

Back 30

carbohydrates

Front 31

What part of the eye acts like a camera's diaphragm by changing the size of the diaphragm?

Back 31

iris

Front 32

The four front teeth on each jaw which cut food are called _____.

Back 32

incisors

Front 33

This is not a division of the small intestines.

Back 33

rectum

Front 34

What is the long fiber of a neuron that transmits signals from the cell body to other nerve cells?

Back 34

axon

Front 35

What acid does the stomach produce to kill bacteria and help soften foods?

Back 35

hydrochloric acid

Front 36

What are the rhythmic waves of muscular contractions that move food through the digestive system?

Back 36

peristalsis

Front 37

What division of the nervous system includes the cranial and spinal nerves?

Back 37

peripheral nervous system

Front 38

What is the lowest part of the brain stem, which controls breathing and heartbeat?

Back 38

medulla oblongata

Front 39

What process breaks a droplet of fat into smaller droplets?

Back 39

emulsification

Front 40

What is a defective vision caused by an asymmetrically curved cornea?

Back 40

astigmatism

Front 41

What part of the brain is primarily responsible for thought, memory, voluntary actions, thinking, and intelligence?

Back 41

cerebrum

Front 42

What is a serious injury of the nervous system caused by an internal blockage or rupture of a blood vessel in the brain?

Back 42

stroke

Front 43

The technical name for cavities is _____.

Back 43

dental caries

Front 44

Neurons that carry information from the brain and spinal cord to the body parts are _____ neurons.

Back 44

motor

Front 45

The simplest type of nerve pathway, involved in quick, automatic responses to stimuli, is a _____.

Back 45

reflex arc

Front 46

The small flap of cartilage that keeps food out of the windpipe is the ______.

Back 46

epiglottis

Front 47

Myelin-covered nerve fibers form the _____ matter.

Back 47

white

Front 48

The tube that connects the pharynx to the stomach is the ______.

Back 48

esophagus

Front 49

The structure within the limbic system that controls the physical effects of emotions is the ______.

Back 49

hypothalamus

Front 50

The _____ nerve carries sound impulses from the inner ear to the brain.

Back 50

auditory

Front 51

The building blocks of proteins are _____.

Back 51

amino acids

Front 52

Why do many body processes result in the formation of a free phosphate group?

Back 52

These processes use energy released by the breakdown of ATP.

Front 53

This best explains the relationship between the brain and the mind.

Back 53

The brain is the seat of the mind.

Front 54

This best describes the purpose of the Schwann cells

Back 54

Schwann cells speed impulses between neurons.

Front 55

This best explains why enzymes are necessary for digestion.

Back 55

Digestion requires many chemical changes.