Integumentary/Muscular

Question 1

contains sweat glands

Answer 1

Dermis

Question 2

Composed of dense connective tissues

Answer 2

Dermis

Question 3

Composed of actively dividing cells

Answer 3

Epidermis

Question 4

Contains blood vessels

Answer 4

Dermis

Question 5

Composed of adipose tissue

Answer 5

Hypodermis

Question 6

Composed of keratinized cells

Answer 6

Epidermis

Question 7

Hair follicles are embedded

Answer 7

Dermis

Question 8

Contains nerves

Answer 8

Dermis

Question 9

Composed of epithelial tissues

Answer 9

Epidermis

Question 10

Melanin

Answer 10

Epidermis

Question 11

Which is NOT a mechanoreceptor of the skin?

Pacinian corpuscle
Merkel’s disc
End-bulb of Krause
Meissner’s corpuscle

Answer 11

End-bulb of Krause

Question 12

This provides your skin with strength and elasticity (as you age you lose this and skin become looser)

Answer 12

Collagen

Question 13

The following structures are derived from the dermis of the skin EXCEPT

sweat glands
hairs
sensory receptors
fats
sebaceous glands

Answer 13

Fats

Question 14

In response to stimuli from the sympathetic nervous system, the arrector pili are

responsible for goose bumps
secrete sebum
glands on the skin surface
can lead to excessive sweating

Answer 14

responsible for goose bumps

Question 15

The ability of muscles to be stretched and return to their original shape is called

Answer 15

Elasticity

Question 16

Locomotion in caterpillars and leeches is by

Answer 16

Looping movement

Question 17

Which of the following secretes sebum?

Answer 17

Sebaceous glands

Question 18

The type of cell that produces melanin, which protects us against UV rays.

Answer 18

Melanocytes

Question 19

Which is NOT a function of the skin?

excretion
movement
insulation
Vitamin D production

Answer 19

Movement

Question 20

Muscles are attached to bones by means of a thick cord-like connective tissue known as

Answer 20

Tendon

Question 21

Muscle that encircles a part thereby regulating its opening

Answer 21

Sphinctor

Question 22

The sliding filament theory states the following EXCEPT:

Z line seem straight
actins are pulled inward among the myosins muscle shortens
overlapping of actin filaments
A band shortens

Answer 22

A band shortens

Question 23

Which of the following is NOT a characteristic of epidermal cells?

they do not wear-off
they are continually replaced as they reach the outer skin surface
they die as they move toward the stratum corneum
they mature as they move toward the skin surface

Answer 23

they do not wear-off

Question 24

Reptiles have dry skin as compared with moist skin of amphibians because they lack

Answer 24

Keratin

Question 25

Muscle found in walls of bladder, various ducts, arteries and veins.

Answer 25

Smooth muscle

Question 26

Locomotion in most echinoderms is by

Answer 26

Water vascular system

Question 27

Muscles are named by the following criteria EXCEPT for number of layers direction of fibers size location of attachment shape

Answer 27

Number of layers

Question 28

All have non-muscular type of movement EXCEPT for Euglena Paramecium bacteria Earthworm Amoeba

Answer 28

Earthworm

Question 29

During relaxation of skeletal muscle fibers, a/an _______system pumps calcium back into the sarcoplasmic reticulum for storage:

Answer 29

Active transport

Question 30

Which of the following ions cause myosin cross-bridges to pull the actin filaments during muscle contraction at increased concentration?

Answer 30

Calcium

Question 31

The waterproofing protein that fills the cells in the upper layers of thhe epidermis

Answer 31

Keratin

Question 32

Able to detect pain or stimuli that cause damage to skin.

Answer 32

Nociceptors

Question 33

The ability of muscles to become shorter and thicker

Answer 33

Contractility

Question 34

The papillary layer of the dermis is most closely associated with which layer of the epidermis?

Answer 34

Stratum basale

Question 35

It is the thick myofilament in a muscle.

Answer 35

Myosin

Question 36

The nails mostly contain which of the following?

Answer 36

Keratin

Question 37

The functional unit of the myofibril is the

Answer 37

Sarcomere

Question 38

Which is NOT a sensory receptor of the skin? thermoreceptors baroreceptors nociceptors mechanoreceptors

Answer 38

Baroreceptors

Question 39

When a muscle is attached to one end of the bone that does NOT move when muscle contracts, that bone is said to be the ______of that muscle.

Answer 39

Origin

Question 40

Which specialized integumentary system acting also as support is found in Arthropods?

Answer 40

Chitinous skeleton

Question 41

Covers fasciculi bundle

Question 42

Covers muscle fibers

Question 43

Covers individual fasicle