A&P Tests Flashcards by Hayley Carlson

In response to ________ feedback, a variable will be pushed further and further away form the initial value.

Positive
Negative

Positive

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Which level of organization is highest/greatest?
Cell
Molecule
Organelle
Tissue

Tissue

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A sensory neuron carries an _____ signal from the fingertip to the brain?

Afferent
Efferent

Afferent

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In the previous question, what is considered the “control center”?

Finger
Receptor in finger
Brain
muscle

Brain

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Which is part of the digestive system?

Kidney
Heart
Lung
Small intestine

Small Intestine

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H20 is a(n):

Element
Molecule
Atom
Ion

Molecule

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H2O is:

Polar
Nonpolar
Non-covalent
A salt

Polar

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Glycogen is a:

Polypeptide
Polysaccharide
Monosaccharide
Nucleic acid

Polysaccharide

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Two sugars are joined together by a(n) _____ reaction?

Hydrolysis
Dehydration
Hydrostatic
deoxyribose

Dehydration

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Steroids are considered:

Protein
Lipid
Carbohydrate
Nucleic acid

Lipid

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Which has the most energy?

Adensoine triphosphate (ATP)
Adenosine monophosphate (AMP)
Adenosine diphosphate (ADP)
Adenosine

Adensoine Triphosphate

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Triglycerides (a.k.a. neutral fats) are:

Polar
Amphipathic
Lipophobic
Hydrophobic

Hydrophobic

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A(n) ____ catalyzes a reaction by lowering activation energy.

Enzyme
Organelle
Molecule
Phospholipid

Enzyme

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_____ is a sugar.

Dehydrogenase
Melanin
Maltose
Centrosome

Maltose

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The sequence/order of amino acids in a polypeptide is _____ structure.

Primary
Secondary
Tertiary
Quaternary

Primary

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Facilitated diffusion of a (non-water) molecule across a membrane is considered:

Osmosis
Primary active transport
Passive transport
Secondary active transport

Passive Transport

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Movement of water(solvent) toward a solute is:

Diffusion
Osmosis

Osmosis

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A hypertonic solution will cause cells to:

Shrivel
Burst

Shrivel

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The Na+/K+ pump works by hydrolyzing ATP. This is classified as:

Primary active transport
Secondary active transport
Diffusion
Osmosis

Primary Active Transport

The Na+/K+ pump moves:

K+ in and Na+ out
K+ out and Na+ out
K+ in and Na+ out
K+ out and Na+ in

K in and Na out

The powerhouse of the cell that generate ATP is the :

Endoplasmic reticulum
Mitochondria
Ribosome
Golgi

Mitochondria

Integral membrane proteins are translated:

In the cytosol
In the rough endoplasmic reticulum
In the smooth endoplasmic reticulum
In the mitochondria

In the rough endoplasmic reticulum

Making an mRNA copy of DNA is called:

Replication
Translation
Translocation
Transcription

Transcripition

Which is NOT one of the four primary tissue types?

Connective
Epithelial
Bone
Muscle

Bone

_____ are specialized cellular structure that propel fluid along a surface, while the cell remains stationary? Cilia Flagella Microvilli Centrosomes

Cilla

In _____ secretion, the entire cell ruptures, thereby releasing cellular debris. Endocrine Merocrine Juxtacrine Holocrine

Holocrine

Extracellular matrix contains fibers and _____. Ground substance Lamina propia Membranes Cells

Ground substance

Which has more sugars, and can thus trap more water? Proteoglycan Glycoprotein

Proteoglycan

Select the immature cell: Chondrocyte Osteoblast Kerathinocyte None of the above

Osteoblast

_____ membranes line the cavities that open to the external environment. Serous Mucous Cutaneous Cell

Mucous

The stratum ____ of the epidermis is present ONLY in thick skin. Corneum Granulosum Spinosum Lucidum

Lucidum

Melanocytes are found only in the striatum ____. Corneum Basale Spinosum Lucidum

Basale

Select the cell type with immune function: Dendritic/Langerhans Tactile/merkel Stem cell keratinocyte

Dendritic/ Langerhans

Keratohyaline granules produced by keratinocytes are found in the stratum _____. Corneum Granulosum Spinosum Basale

Granulosum

_____ is the pigment that protects the DNA from UV light. Melanosome Melanocyte Melanin Trichosiderin

Melanin

The ______ is composed of areolar connective tissue. Stratum corneum Dense irregular tissue Reticular layer Papillary layer

Demse irregular Tissue

Which gland’s ducts DO NOT connect to a hair follicle: Sebaceous Apocrine Eccrine None of the above

Eccrine

Which ahs the longest active phase: Eyebrow hair Scalp Armpit Vellus

Scalp

______ is the term for male-pattern baldness, occurring in response to dihydrotestosterone (DHT). true/frank baldness Alopecia Alopecia arreata albinism

True/ frank baldness

Ceruminous glands produce: Milk Sweat Tears Earwax

Earwax

Sebaceous glands produce: Milk Earwax Oil Sweat

Oil

Which form of skin cancer has worst prognosis? Melanoma Basal cell carcinoma Squamous cell carcinoma Hemangioma

Melanoma

___-degree burns affect only part of the dermis. 1st 2nd 3rd 4th

2nd

The innermost part of the hair is called the: Cortex Medulla Cuticle Dermis

Medulla

Select the layers (strata) of the epidermis that are in the correct order: Basale, spinosum, granulosum, lucidum, corneum Basale, spinosum, lucidum, granulosu, corneum Corneum, spinosum, lucidum, Basale, granulosum Basale, granulosum, spinosum, lucidum, corneum

Basale, spinosum, granulosum, lucidum, corneum

The glassy-appearing cartilage that covers articular surfaces in ____ cartilage. Fibro- Elastic Hyaline None of the above

Hyaline

Production of blood is called Osteoporosis Hemostasis Homeostasis Hematopoiesis

Hematopoiesis