A&P Tests Flashcards
In response to ________ feedback, a variable will be pushed further and further away form the initial value.
Positive
Negative
Positive
Which level of organization is highest/greatest? Cell Molecule Organelle Tissue
Tissue
A sensory neuron carries an _____ signal from the fingertip to the brain?
Afferent
Efferent
Afferent
In the previous question, what is considered the “control center”?
Finger
Receptor in finger
Brain
muscle
Brain
Which is part of the digestive system?
Kidney
Heart
Lung
Small intestine
Small Intestine
H20 is a(n):
Element
Molecule
Atom
Ion
Molecule
H2O is:
Polar
Nonpolar
Non-covalent
A salt
Polar
Glycogen is a:
Polypeptide
Polysaccharide
Monosaccharide
Nucleic acid
Polysaccharide
Two sugars are joined together by a(n) _____ reaction?
Hydrolysis
Dehydration
Hydrostatic
deoxyribose
Dehydration
Steroids are considered:
Protein
Lipid
Carbohydrate
Nucleic acid
Lipid
Which has the most energy?
Adensoine triphosphate (ATP) Adenosine monophosphate (AMP) Adenosine diphosphate (ADP) Adenosine
Adensoine Triphosphate
Triglycerides (a.k.a. neutral fats) are:
Polar
Amphipathic
Lipophobic
Hydrophobic
Hydrophobic
A(n) ____ catalyzes a reaction by lowering activation energy.
Enzyme
Organelle
Molecule
Phospholipid
Enzyme
_____ is a sugar.
Dehydrogenase
Melanin
Maltose
Centrosome
Maltose
The sequence/order of amino acids in a polypeptide is _____ structure.
Primary
Secondary
Tertiary
Quaternary
Primary
Facilitated diffusion of a (non-water) molecule across a membrane is considered:
Osmosis
Primary active transport
Passive transport
Secondary active transport
Passive Transport
Movement of water(solvent) toward a solute is:
Diffusion
Osmosis
Osmosis
A hypertonic solution will cause cells to:
Shrivel
Burst
Shrivel
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
