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Bio 252 > Comprehensize > Flashcards

Comprehensize Flashcards

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Biology 101 flashcards
1
Q

Which plane divides the body into front and back portion

A

Frontal plane

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2
Q

_____ is the name of the region of the body that makes up the arm

A

Brachial

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3
Q

The meaning of _____ is of, relating to, or situated in the arm or an armlike process

A

BRACHIAL

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4
Q

Proximal

A

Nearer to the attachment of the lim

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5
Q

Situated away from the center of the body or from the point of attachment

A

Distal

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6
Q

A movement in which you move a limb towards the midline describes which range of motion

A

Addiction

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7
Q

are biological catalysts that speed up chemical reactions in living organisms by lowering activation energy

A

Enzymes

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8
Q

is that it counteracts a change, bringing the value of a parameter—such as temperature or blood sugar—back towards it set point

A

Negative feedback loop

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9
Q

A molecule that freely disassociates with water, resulting in a low pH solution, is best described as a(n) _____

A

acid

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10
Q

The molecule that freely dissociates with water resulting in a low pH solution is best described as an

A

Acid

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11
Q

The _____________ can best be described as a phospholipid bilayer that controls the influx and efflux of chemicals within the cell

A

plasma membrane

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12
Q

O

A
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13
Q

The epidermis is subdivided into five large

A

Stratum basale
Stratum spinosum
Stratum granulosum
Stratum lucidum
Stratum corneum

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14
Q

A muscle that provides the major force for producing aspecific movement

A

Agonist muscles

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15
Q

In an ______ contraction intentional mean to same

A

isotonic

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16
Q

An _______ is when a muscle produces limb motion by shortening

A

isotonic contraction

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17
Q

The moving end of muscle whose tendon attaches to bone or other structures is called the

A

Insertion

18
Q

The_____ and______ are the primary agonist muscle group involved in the action of standing on tiptoes

A

Gastrocnemius, soleus

19
Q

The______ is the functional, contractile unit of a muscle fiber

A

sarcomere

20
Q

Striations can be seen in_____ and________ muscle

A

skeletal, cardiac

21
Q

Striated muscle tissue is a muscle tissue that features repeating functional units called

A

sarcomeres

22
Q

____is the molecule that blocks the actin-myosin binding site in a resting muscle

A

Tropomyosin

23
Q

____is the molecule that blocks the actin-myosin binding site in a resting muscle

A

Tropomyosin

24
Q

__________ is released into the neuromuscular junction that will subsequently result in a muscle contraction

A

Acetylcholine

25
Q

_________ covering the axon increases the conduction velocity of an action potential

A

Myelin sheath

26
Q

The myelin sheaths that surround the axons of the neurons in the peripheral nervous system are formed by_____

A

Schwann cells

27
Q

The_____ gland secretes the hormone melatonin, which regulates sleep-wake cycles and circadian rhythms

A

pineal

28
Q

The_____ of the eye controls the amount of light entering the eye by changing its size

A

pupil

29
Q

How many total chromosomes are found in the nuclei of a normal human somatic cells

A

46

30
Q

The steps of mitosis in the correct order

A

Prophase Metaphase Anaphase Telophase Cytokinesis

31
Q

The_____ () joint is an example of a diarthrosis joint

A

coxal

32
Q

_____________controls the muscles involved in facial expression and carries taste sensations from the anterior two-thirds of the tongue

A

Cranial nerve VII (Facial nerve)

33
Q

The shaft of a long bone is called the___

A

diaphysis

34
Q

A _____________is a solution with a higher concentration of solute and a lower concentration of water than body fluids

A

hypertonic solution

35
Q

______________make up the majority of cells found in the integument system

A

Stratified squamous epithelial cells

36
Q

_____________are found throughout the skin and function primarily to
cool off the body

A

Eccrine sweat glands

37
Q

The sheath of tough fibrous collagen and osteogenic bone forming cells that covers the external surface of a long bone is known as the

A

Periosteum

38
Q

___________function as immune/phagocytic cells within the central nervous system

A

Microglial cells

39
Q

The__________ is a bony projection listed below refers to two massive processes unique to the femur

A

the trochanter

40
Q

The_______ muscle is the primary muscle of inhalation

A

Diaphragm

Bio 252 (6 decks)

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