Deck 23: The Animal Body and How It Moves

Question 1

_________________________ are chemicals secreted into the space between two nerve cells to transmit a message.

A) Neurotransmitters
B) Hormones
C) Synapses
D) Glia

Answer 1

A

Question 2

____________ are a type of connective tissue cell that secrete proteins,especially collagen,and are active in wound healing.

A) Cartilage cells
B) Erythrocytes
C) Fibroblasts
D) Bone cells

Answer 2

C

Question 3

Muscle contraction occurs because

A) myosin filaments contact and pull on actin filaments.
B) actin filaments contact and pull on myosin filaments.
C) actin filaments contact the glial cells.
D) myosin filaments are stimulated by gap junctions.

Answer 3

A

Question 4

Cuboidal epithelium is found in the

A) glands.
B) mouth.
C) stomach.
D) capillary walls.

Question 5

_______________________ is only a single cell layer thick and lines the major body cavities.

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

Question 6

Myofilament contraction in muscle cells is powered by what molecule?

A) Water
B) Hydroxyapatite
C) Collagen
D) ATP

Question 7

All of the following make up connective tissue except

A) cells of the immune system.
B) cells of the skeletal system.
C) blood.
D) fat cells.
E) nerve cells.

Question 8

The organ system of the human body that removes metabolic wastes from the bloodstream is the _______________ system.

A) digestive
B) urinary
C) lymphatic
D) respiratory

Question 9

__________________________ are found in soft-bodied invertebrates,such as earthworms and jellyfish.

A) Hydraulic skeletons
B) Exoskeletons
C) Endoskeletons
D) None of these is correct.

Question 10

Which body system covers the body and includes skin,hair,and nails?

A) Integumentary
B) Endocrine
C) Skeletal
D) Circulatory
E) Digestive

Question 11

Special bone cells,called ______________,are responsible for laying down new bone.

A) osteoclasts
B) fibroblasts
C) osteoblasts
D) Haversian canals

Question 12

The body contains 11 different organ systems.The ___________ system is responsible for secreting the hormones that help integrate the body's activities.

A) integumentary
B) nervous
C) circulatory
D) endocrine

Question 13

The outer layer of bone,referred to as ________________,is dense and strong.

A) the cortex
B) the medulla
C) compact bone
D) spongy bone

Question 14

Which of the following is not a class of tissue?

A) Epithelial
B) Connective
C) Spongy
D) Muscle
E) Nerve

Question 15

Stratified epithelium is found

A) in the nervous tissue.
B) in the glands.
C) on the skin.
D) lining the cavities of the body.

Question 16

The portion of a nerve cell that carries nerve impulses away from the cell is the

A) glia.
B) cell body.
C) dendrite.
D) axon.

Question 17

The tiny gap that separates two neurons from each other is called a(n)

A) cell body.
B) axon.
C) synapse.
D) gap junction.

Question 18

A type of connective tissue,called ___________________,stores fat.

A) adipose tissue
B) blood
C) plasma
D) cartilage

Question 19

Muscle cells are unique because of the contractible protein fibers,called ______________________,within them.

A) tropomyosin
B) sarcoplasmic reticulum
C) myofilaments
D) collagen fibers

Question 20

Choose the bone or set of bones that belong to the appendicular portion of the human skeleton.

A) Skull
B) Pelvic girdle
C) Vertebral column
D) Ribs

Question 21

Walking and lifting objects all require this type of muscle.

A) Smooth
B) Cardiac
C) Skeletal

Question 22

Which of the following is mismatched?

A) hydraulic skeleton - earthworm
B) endoskeleton - echinoderms
C) exoskeleton - vertebrates
D) hydraulic skeleton - jellyfish
E) exoskeleton - crustaceans

Question 23

A ____________ is a nerve cell that transmits nerve impulses.

Question 24

In humans,their are ____________ bones in the axial skeleton,which includes the skull,the spine,and the rib cage.

A) 206
B) 126
C) 100
D) 80
E) 66

Question 25

Each heart muscle cell is coupled to its neighbors electrically by tiny holes called

A) pores.
B) gap junctions.
C) tight junctions.
D) striations.
E) axons.

Question 26

An __________________ is composed of several different tissues grouped together into a larger structural and functional unit.

Question 27

Your quadriceps are your

A) upper arm muscles.
B) calf muscles.
C) thigh muscles.
D) shoulder muscles.

Question 28

When the _________________ muscle of the leg contracts,the lower leg is moved closer to the thigh.

Question 29

List the two principal types of cells of the immune system,and describe their functions.

Question 30

Connective tissue includes blood cells.

Question 31

All types of muscle contain actin and myosin myofilaments.

Question 32

During the process of muscle contraction,energy is supplied by glucose in the muscle cells.

Question 33

Cartilage is a type of ____________ tissue.

Question 34

Sweat glands are part of the endocrine system.

Question 35

Describe the nature and function of connective tissues.

Question 36

Another name for red blood cells is ____________________.

Question 37

Groups of cells of the same structure and function are organized into ___________.

Question 38

A rigid,exterior scaffold that surrounds an animal body is called a(n)____________,and is exhibited by arthropods.

Question 39

Muscles can only push,not pull.

Question 40

The special type of muscle found only in the heart is called __________ muscle.

Question 41

Compare muscle fiber,myofibril,and myofilament.

Question 42

Explain the sliding filament model of muscle contraction.