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MFMD Paramedic School 2022 > Reading Quiz 7 (CH. 4, 5 & 6) > Flashcards

Reading Quiz 7 (CH. 4, 5 & 6) Flashcards

1
Q

Red bone marrow is found within the ________ of spongy bone.

a. osteons
b. compact bone
c. trabeculae
d. metaphysis

A

c. trabeculae

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2
Q

Stimulation of osteoclasts by PTH (parathyroid hormone) and inhibition of osteoblasts occurs under what condition?

a. hypocalcemia
b. hypercalcemia
c. hyperpnea
d. hypopnea

A

a. hypocalcemia

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3
Q

Cells found within cartilage are called __________.

a. myocytes
b. leukocytes
c. osteocytes
d. chondrocytes

A

d. chondrocytes

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4
Q

Mature bone cells found within spongy bone and compact bone are called _________.

a. osteocytes
b. keratinocytes
c. chondrocytes
d. melanocytes

A

a. osteocytes

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5
Q

Synovial joints include ball and socket, condyloid, gliding, saddle, hinge, and pivot. What specific type of cartilage is found on the ends of bones that form synovial joints?

a. fibrocartilage
b. elastic cartilage
c. hyaline cartilage
d. spongy cartilage

A

c. hyaline cartilage

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6
Q

Bone elongation occurs within the _________ of a long bone.

a. epiphyseal plate
b. tendons
c. ligaments
d. melanin

A

a. epiphyseal plate

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7
Q

The greater tubercle is the specific landmark on the ____________ for an IO.

a. distal end of the femur
b. proximal end of the tibia
c. distal end of the tibia
d. proximal end of the humerus

A

d. proximal end of the humerus

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8
Q

Which of the following locations is the correct placement for an IO in the proximal end (closest to the femur) of the tibia?

a. lateral to the tibial tuberosity
b. on the lateral malleolus of the fibula opposite the tibia
c. posterior surface articulation with the fibula
d. one finger width inferior and medial to the tibial tuberosity

A

d. one finger width inferior and medial to the tibial tuberosity

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9
Q

__________ connect some skeletal muscles to bone.

a. ligaments
b. tendons
c. sarcomeres
d. myofibrils

A

b. tendons

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10
Q

The thick contractile protein in cardiac and skeletal muscle is __________.

a. myosin
b. tropomyosin
c. actin
d. troponin

A

a. myosin

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11
Q

The thin contractile protein in cardiac and skeletal muscle is _______.

a. troponin
b. tropomyosin
c. actin
d. myosin

A

c. actin

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12
Q

The regulatory protein where calcium attaches is called _______.

a. troponin
b. tropomyosin
c. actin
d. myosin

A

a. troponin

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13
Q

Contractile and regulatory proteins of skeletal and cardiac muscle are found within the ___________.

a. terminal cisternae
b. ligand gates
c. T-tubule
d. sarcomere

A

d. sarcomere

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14
Q

Cholinergic somatic motor neurons innervate skeletal muscle and secrete ACh onto _____________ receptors that are always stimulatory at the neuromuscular junction.

a. cholinergic (acetylcholine) muscarinic inhibitory
b. adrenergic (EPI and NorEPI) alpha1
c. adrenergic (EPI and NorEPI) beta1
d. cholinergic (acetylcholine) nicotinic stimulatory

A

d. cholinergic (acetylcholine) nicotinic stimulatory

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15
Q

Which of the following is a unique characteristic of cardiac muscle not found in skeletal or smooth muscle tissue?

a. cardiac muscle is aerobic
b. cardiac muscle contains sarcomeres
c. cardiac muscle contains intercalated discs
d. cardiac muscle is involuntary

A

c. cardiac muscle contains intercalated discs

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16
Q

Which of the following skeletal muscle fiber types specifically uses aerobic metabolism to generate ATP?

a. fast twitch II-B
b. slow twitch
c. smooth muscle
d. cardiac muscle

A

b. slow twitch

17
Q

The __________ is a smooth muscle connected to a hair follicle that causes goose bumps, and is under control of the autonomic nervous system.

a. skeletal muscle
b. cardiac muscle
c. piloerector muscle
d. atrophied muscle

A

c. piloerector muscle

18
Q

Skeletal muscle fibers that contract with significant force but fatigue easily use ___________ for energy.

a. fatty acids
b. anaerobic metabolism
c. aerobic metabolism
d. protein

A

b. anaerobic metabolism

19
Q

The layers of the skin from outer to inner are the ______________.

a. dermis - hypodermis/subcutaneous - epidermis
b. epidermis - hypodermis/subcutaneous - dermis
c. epidermis - dermis - hypodermis/subcutaneous
d. hypodermis/subcutaneous - dermis - epidermis

A

c. epidermis - dermis - hypodermis/subcutaneous

20
Q

All of the following are functions of the integumentary system, EXCEPT:

a. temperature regulation
b. calcium homeostasis
c. innate immunity
d. adaptive immunity

A

d. adaptive immunity

21
Q

The cells responsible for the production of melanin are ________.

a. keratinocytes
b. melanocytes
c. dendritic cells
d. myocytes

A

b. melanocytes

22
Q

A scaly red patch on the forehead, that will not heal, is most likely a _______.

a. squamous cell carcinoma
b. basal cell carcinoma
c. melanoma cancer
d. dermatitis

A

a. squamous cell carcinoma

23
Q

A burn with redness and blisters is classified as a _____________.

a. full thickness/third degree
b. full thickness/fourth degree
c. partial thickness/second degree
d. superficial/first degree

A

c. partial thickness/second degree

24
Q

The _________ contains sweat glands, sebaceous glands, hair follicles and blood vessels.

a. hypodermis
b. epidermis
c. dermis
d. piloerector muscle

A

c. dermis

25
Q

An asymmetrical mole that has varying levels of pigmentation throughout is indicative of a _____________.

a. squamous cell carcinoma
b. obstructed sebaceous gland
c. melanoma
d. basal cell carcinoma

A

c. melanoma

26
Q

A ____________ only involves the epidermis.

a. superficial/first degree
b. full thickness/3rd degree
c. partial thickness/2nd degree
d. full thickness/4th degree

A

a. superficial/first degree

27
Q

An _________ occurs when a flap of skin is torn loose partially or completely.

a. laceration
b. incision
c. avulsion
d. amputation

A

c. avulsion

28
Q

Which of the following statements is true?

a. a laceration produces a clean linear cut with minimal bleeding, an incision produces a clean or jagged injury through the skin surface with significant bleeding.
b. abrasions are deep wounds where skin has been punctured by a sharp object, and avulsions are minor injuries that rarely require emergency care.
c. a laceration is an unintentional cut inflicted by a sharp instrument, an incision is an intentional linear cut inflicted by a sharp instrument.
d. a laceration is an intentional cut inflicted by a sharp instrument, an incision is an unintentional linear cut inflicted by a sharp instrument.

A

c. a laceration is an unintentional cut inflicted by a sharp instrument, an incision is an intentional linear cut inflicted by a sharp instrument.

29
Q

The first step in wound healing is ___________.

a. hemostasis
b. necrosis
c. inflammation
d. vascularization

A

a. hemostasis

30
Q

Sebaceous glands originate in the dermis and secrete _______ into hair follicles.

a. keratin
b. sweat
c. sebum
d. urea

A

c. sebum

MFMD Paramedic School 2022 (9 decks)

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