exam 1

Which term refers to body structure

Anatomy

group of tissues arranged in order to accomplish a specific function is called a

Organ

Smallest unit of an element

Atom

Which of the following terms are opposite

Distal/proximal

Which plane (or section) divides the body into left and right sections?

Sagital

The dorsal cavity is composed of which cavities?

Cranial and spinal

In which body system is blood made?

Skeletal

The _______________

system secretes almost all hormones from glands?

Endocrine

Which organ is found in both the endocrine system and digestive (exocrine) system?

Pancreas

Most homeostasis control in the human body utilizes which system?

Negative feedback system

Which term means same side of the body?

Ipsilateral

The stomach is ——- to the small intestine

Superior

______ breaks down macromolecules into smaller molecules and ______ energy

Catabolism ; releases

The sternum is ———- to the right arm.

Medial

The __________ section plane devised the body into upper and lower halves

Traverse

The balance of the body's internal environment is called_________

Homeostasis

What term means same side of body

Ipsilateral

The stomach is ______ to the small intestine

Superior

_____________ breaks down macromolecules into smaller molecules and _____________ energy

catobalism ; releases

the sternum is ______ to the right arm

medial

the ________ section devides the body into upper and lower parts

homeostasis

which membrane would be found on the organ surface

visceral

What are the four body quadrants

RUQ,RLQ,LUQ,RLQ

which organ system synthesizes vitamin D

INTERGUMENTARY

not an organ system

heart

which type of control regulates tissue and organ control by use of chemical signals or other built mechanisms

intrinsic

what is an example of a positive feedback loop

blood clot formation

gross anatomy is the study of microscopic tissues

false - micro

smallest unit of living things

cells

smallest unit of an element is a

atom

most homeostasis control in the human body utilises which system

negative feedback system

correct DNA sequense pairing for AACGTC

TTGCAG

Which type of chemical bond is the strongest in the human body

covalent

if the atomic number is 48 how many protons are in the nucleus

48

protons have what type of charge

positive

electron charge

negative

which chemical bond forms antibodies

disulfide

2 reactants that are needed for cellular respiration to occur

glucose and oxygen

example of a positive feedback loop

blood clot formation

which 2 elements are commonly found in the human body

oxygen and carbon

Select the disaccharide that is made from one glucose and one galactose molecule

lactose

base pairs of dna strands are exact. which DNA nucleotide pairs with adenine

thymine

why are high density lipoproteins considered good cholesterol

HDLS carry cholesterol away from the cells and toward the liver for elimination from the body

the shapes of DNA are based on what type of weak bonding

hydrogen

Amino acids are the building blocks for

proteins

__________ is a fuctional protien

collagen and troponin

which macromolecule provides the most energy to the body

fats

which 2 bones form the glenohumerral joint

humerous and scapula

movement of a body region in a circular movement at a condyloid joint is what type of motion

circumduction

elbow joint

hinge joint

protusion is one action of the temporomandibular joint

true

lateral rotation is an action that can be produced by which joint

hip

which joint produces supination or pronation

radioulnar

not action of shoulder joint

supination

movement of the TMJ that moves the jaw inferiorly is called

depression

condyloid joints

include the radiocarpal joint

which type of joint provides the greatest ROM

ball and socket

the ________ joint is only found at the thumb

saddle

when a bone resorption outpaces bone deposits, a person can be diagnosed with

osteroporosis

compact bone replaces every ______ years

10

the ________ Are bone forming cells that secrete the bone matrix and play a role in matrix calcification

osteoblasts

carpals and tarsals

short bones

bone can only grow in length

false

scapula is what type of bone

flat

which type of bone develpoment occurs in all bones below the base of the skull except for the clavicles

endochondral ossification

______ and ______ are essential for bone functioning

calcium, phosphate

articular cartilage AKA

hylane

the ______ is myelinated so that the impulses travel faster

axon

most the time the electral impulses travel toward the cell body via the __________ and leave the cell body via the ________

dendrite : electron

at the synapse the impulse becomes chemicle

true

which matter in the central nervous system is myelinated

white

neurons are maitotic

true

When the action potential depolarises, what happens to the sodium ions

diffuse into the cell

The neurotransmitter that causes an action potential in a muscle is called

aceetylcholine

which cells produce myelin in the pns

shwann

the resting potential of a neuron has a value of ___

-70 mV

At the synapse, the nerve impulse becomes electrical in order to cross the space

false

______ are the most common neurons in the cns

multipolor

the threshold value for an action potential of a neuron to occur must be at least ____

-90

autonomic nervous system

perripheral nervous system

____________ are colections of neuron cell bodies outside of the cns

ganglions

an _____ neuron carries impulses away from the CNS

efferent

an _____ neuron carries impulses to the CNS

afferent

_______- potentials occur at the dendrites and cell bodies

graded

the ___ cell has cilia and moves CSF around in the CNS

ependymal

which processes carry impulses toward the cell body of the neuron

dendrites

sodium channels that depolorize on the action are known as

nodes of Ranvier