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TEAS Sceince > Nurse Hub > Flashcards

Nurse Hub Flashcards

1
Q

It states that allele pairs segregate during gameteogensis and reunite randomly during the fertilization process

A

Law of segregation

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2
Q

Can decode mRNA and assemble amino acids for protein synthesis

A

Ribosomes

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3
Q

The number of protons is the same as

A

Atomic number

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4
Q

The number of protons in the nucleus is the defining property of an element

A

True

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5
Q

A lipid or fat molecule can be broken down into fatty acids and

A

Glycerol

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6
Q

Which of the following prefixes would likely be the most appropriate for measuring the weight of a 2500 g kitten

A

Kilo

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7
Q

Which of these bonds would we see between nitrogenous bases

A

Hydrogen bonds

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8
Q

Which of the following is the most accurate description of the link between chromosomes and DNA ?

A

Chromosomes include numerous genes, each of which is made up of a DNA sequence

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9
Q

Which of the following statements about diffusion is true ?

A

Is a passive process
Is the net movement of molecules from a region of higher concentration to an area of lower concentration

Osmosis is an example of diffusion

Gas exchange in tissues is an example of diffusion

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10
Q

Which of the following hormones is not increased in response to dehydration

A

Erythropoietin

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11
Q

In which segment of the nephron is glucose reabsorbed

A

Proximal convoluted tubule

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12
Q

Correct sequence in which air is inhaled through the respiratory tract

A

Nasal cavity
Pharynx
Larynx
Trachea
Bronchi
Bronchioles

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13
Q

The _______ is the blood vessel that carries oxygen depleted blood away from the heart

A

Pulmonary artery

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14
Q

Which of the following statements is true about viruses

A

Viruses will have either DNA or RNA as their generic material but not both

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15
Q

The respiratory system is composed of organs that facilitate gas exchange between the blood and the external environment. Which of the following describes the group of organs that function during gas exchange ?

A

Organ system

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16
Q

Which of the following is the process by which gametes divide and produce half the number of chromosomes found in a somatic cell

A

Meiosis

17
Q

The difference between compact bone and spongy bone

A

Spongy bone is lighter than compact bone

18
Q

Anatomical position

A

Upright, arms at sides, palms facing anteriorly

19
Q

Which of the following is a substance that the kidneys remove from the blood during filtration

A

Salts

20
Q

Which of the following does not describe the dermis

A

The layer of the skin where the cells containing the pigment melanin are found

21
Q

A vascular layer of skin
The thickest layer of the skin
The layer of the skin that contains the network of capillaries necessary for thermoregulation

A

Dermis

22
Q

T lymphocytes mature and become functional in which of the following organs

A

Thymus

23
Q

Which of the following is not true about thermoregulation

A

Contraction of arrector pilli muscles facilitates vasodilation

24
Q

Which of the following is correct about muscle contraction

A

Muscle contraction requires ATP
Neurotransmitters stimulate muscle contraction
Sarcomere shorten during contraction
Actin and myosin filaments slide past each other

25
Q

Which of the following is NOT true about reproductive hormones

A

LH is produced by the posterior pituitary gland

FSH and LH are produced in the anterior pituitary gland

26
Q

Which of the following comparisons between arteries and veins is true ?

A

Veins have valves and arteries do not

27
Q

Melatonin is produced in which gland

A

Pineal

28
Q

Gas exchange between the blood and alveoli would be enhanced by _________, but impeded by _________

A

Increased alveolar surface

29
Q

Which of the following is true of insulin and glucagon

A

The pancreas secretes insulin and glucagon

Insulin and glucagon regulate the level of glucose in the blood

Insulin and glucagon have opposite effects on blood glucose but work together to maintain homeostasis

30
Q

The majority of nutrient absorption occurs in the

A

Small intestine

31
Q

Sperm channel from epididymis to the penis

Copulatory organ of the female

Implantation site of the zygote

External sex organ of a male

A

Vas Deferens

Vagina

Uterus

Penis

32
Q

Which of the following causes bone matrix resorption during bone growth and remodeling

A

Osteoclasts

33
Q

Which of the following antigen specific immune cells produce cytokines, which facilitate various immune reactions

A

Helper T cells

34
Q

Functions of the epidermis

A

It protects underlying tissues from abrasions

It protects underlying tissues from chemicals

It functions as a major component of the innate immunity

35
Q

Movement of molecules in a substance depends on ______ energy

A

Heat

36
Q

They form between a partial positively charged region on one molecule and the partial negatively charged region on another molecule

A

Hydrogen bonds

37
Q

Enzymes are biological catalysts that

A

Increase rate of any given reaction

38
Q

Why are control groups used in experiments

A

To minimize the effect of variables

TEAS Sceince (3 decks)

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