Anatomy II

Question 1

Extends from the tip of the chin to the shoulders and chest and depresses the lower jaw and lip, as in expressing sadness.

Answer 1

Platysma

Question 2

extends along the side of the neck from the ear to the collarbone and moves the head from side to side and up and down, as in nodding yes or no.

Answer 2

Sternocleido Mastoideus

Question 3

located under the arm.

Answer 3

Serratus Anterior

Question 4

runs parallel to the ulna.

Answer 4

Supinator

Question 5

runs across the front of the lower part of the radius and the ulna.

Answer 5

Pronator

Question 6

is located mid forearm, on the outside of the arm.

Answer 6

Extensor Radialis

Question 7

___ ____ are also called________ or red corpuscles. they carry oxygen and contain a protein called Hemoglobin.

Answer 7

Red blood cells, Erythrocytes

Question 8

________ attracts oxygen molecules through a process known as _______.

Answer 8

Hemoglobin, Oxygenation

Question 9

___ ____ are called _______ or white corpuscles. they help protect the body by fighting bacteria and other foreign substances, increase in number when infection invades the body.

Answer 9

White blood cells, Leucocytes

Question 10

______ or _______ begin the process of coagulation, or clotting, when exposed to air or trauma in the skin tissue, such as bruising.

Answer 10

Blood platelets, thrombocytes

Question 11

are any vessels through which blood circulates in the body.

Answer 11

Blood vessels

Question 12

are tubular, elastic, thick-walled branching vessels that carry oxygenated blood away form the heart through the body.

Answer 12

Arteries

Question 13

are tubular, elastic, thin walled branching vessels that carry oxygen depleted blood from the capillaries to the heart.

Answer 13

Veins

Question 14

are small vessels that take nutrients and oxygen from the arteries to the cells and take waste products from the cells to the veins.

Answer 14

Capillaries

Question 15

the _______ ______ coordinates and controls the overall operation of the human body by responding to both internal and external stimuli.

Answer 15

Nervous System

Question 16

the study of the nervous system is?

Answer 16

Neurology

Question 17

the brain controls all _ subsystems of the nervous system.

Answer 17

3

Question 18

is the large, rounded structure of the brain that occupies the upper, front part of the crainial cavity. it is the center of higher mental functions, such as thought, emotion and memory.

Answer 18

Cerebrum

Question 19

regulates motor function, muscle movement and balance. directly below the cerebrum.

Answer 19

Cerebellum

Question 20

is a prominent band of nerve tissue that connects other parts of the brain to the spinal column.

Answer 20

Pons

Question 21

is composed of the brain and spinal cord. the central nervous system controls all voluntary and involuntary body action.

Answer 21

Central or Cerebrospinal Nervous System

Question 22

is composed of sensory and motor nerves that extend from the brain and spinal cord to the voluntary muscles of the body and to the surface of the skin.

Answer 22

Peripheral nervous system

Question 23

is part of the central nervous system, and controls the respiratory, digestive, circulatory, excretory, endocrine and reproductive system.

Answer 23

Autonomic nervous system

Question 24

the __________ nervous system which slows the heart rate, dilates blood vessels and lowers blood pressure.

Answer 24

Parasympathetic

Question 25

are short fibers extending from the nerve cell.

Answer 25

Dendrites

Question 26

are the threadlike fibers extending from the cell.

Answer 26

Axons, or Processes

Question 27

are the junctions across which nerve impulses pass.

Answer 27

Synapses

Question 28

carry messages to the brain and spinal cord. these are the nerves that provide our sense of smell, sight, touch hearing and taste.

Answer 28

Sensory, or afferent nerves

Question 29

carry messages from the brain to the muscles.

Answer 29

Motor, or efferent nerves

Question 30

twelve pairs of nerves originate in the brain.

Answer 30

Cranial nerves

Question 31

5th, sensory, Chief sensory nerve of the face. Sensations of face, tongue and teeth.

Answer 31

Trigeminal or Trifacial

Question 32

12th, motor, Motion of neck muscles.

Answer 32

Acessory

Question 33

branch extends to the muscles of the chin and lower lip.

Answer 33

Mandibular

Question 34

an enzyme, is responsible for the breakdown of protein into Polypeptide Molecules and free amino acids, which are of particular importance to the production of hair, skin and nails.

Answer 34

Pepsin

Question 35

begins the breakdown of nutrients.

Answer 35

Small Intestine

Question 36

is the body’s largest organ. it releases water, carbon dioxide and other waste through the sweat glands.

Answer 36

Skin

Question 37

secretes bile and converts and neutralizes ammonia from the circulatory system to Urea

Answer 37

Liver

Question 38

receive urea from the liver and then pass the urea through small tubelike structures known as Nephrons. the urea is then excreted from the body as urine

Answer 38

Kidneys

Question 39

spongy muscles composed of cells into which air enters when you inhale.

Answer 39

Lungs

Question 40

a muscular organ that separates the chest cavity from the abdomen.

Answer 40

Diaphragm

Question 41

the mucus membranes in the nose, called _______, filter out dust and dirt.

Answer 41

Vibrissae