Health

Unit 1 Test

Master Control

Brain

Legal Death

Legal death is when a person has no longer record brain activity.

Neurologist

Physician who specializes in diagnosing & treating nervous system disorders

Concussion

Microscopic

Temporary disturbance in brain circulatory spread.

Widespread Concussion

difficulty to view with imaging “salt & pepper”

Concussion- Latin meaning

Shake violently

Contusion

Macroscopic

Long term disturbance in circulatory system

bruise in the cerebral cortex

Contusion Location

easy to view with imaging

Main cause of Contusion

Coma/ traumatic brain injury (TBI)

Similarities of Concussion and Contusion

1) Brain

2) Serious

3) Common

Nerve and Spinal Injuries Cause

Partial or complete damage of spinal cord

Paraplegia

Paralysis of legs and lower body

Quadriplegia

Paralysis of arms and legs

Hemiplegia

Paralysis of one side of the body

Most common causes of spinal injuries

House hold accidents

Car crashes

Sporting Events (swimming/diving aquatics)

Circulatory System

System responsible for transporting blood throughout the human body.

Human body receives blood fresh supply of Oxygen from the….

Lungs

Structure of the heart

Muscular Organ

Majority of the heart lies ______ of the midsection

left

Where is the heartbeat the strongest.

tip (apex)

Human heart acts like a ______

double pump

Function of the right side

receives blood from human body and pumps it to the lungs. Deoxygenated

Function of the left side

receives blood from lungs and pumps it to the body. Oxygenated.

Pulmonary circulation

Flow of blood from the RT. Ventricle to the lungs back to the left Atrium.

Systemic Circulation

Flow of blood from the left Ventricle through the body back to the RT. Atrium.

Blood Pressure

Contraction of the left ventricle as blood surges through the arteries.

Systolic Pressure

Pressure at its greatest record point.

Left Ventricle is contracting.

Diastolic Pressure

Pressure at its lowest record point.

Left Ventricle is resting.

Pulse

\# times heart beats per minute

Averge Pulse for teen

75-80

Carotid Pulse

Neck

Brachial Pulse

Under Bicep

Radial Pulse

Wrist

Femoral Pulse

Groin region

Normal healthy pressure for someone my age.

110/70mm

overall guideline is 120/80

What determines high/low blood pressure?

Systolic

What is considered heart failure?

Systolic pressure falls below 70

Sphygmomanometer

Instrument used to measure blood pressure

When someone is undergoing a infection, virus, or illness; what happens to their white blood cell count.

It increases

Average blood in an adult (150-\`180 pounds)

10-12 units or 10-12 pints

What does Rh factor stand for?

Rhesus Monkey

Rh(+)

Dominant Trait

Present on the surface of the Red blood cell

Rh(-)

Recessive Trait

Not present on the Red blood cell.

How many total blood types?

8

Who can donate blood to everyone?

Type O-

AB+

Universal Recipient- it can receive blood from all other blood types & Rh factors.

O-

It can donate to all other blood types & Rh factors

Rh(+)

receive blood that is (+) and (-)

Rh(-)

receive blood that is only (-)

O+

Most common blood type

AB-

Least common blood type

How much do you have to weight to donate blood?

110 pounds

How much blood can you donate at a time?

1 unit or 1 pint

What organ is small bean shaped and lies above the small of the back?

Kidney

Functions of the Kidney

Filters waste out of blood.

Produces urine

Maintains salt & water balance.

Kidney DOESN’T store urine

How many kidneys are people born with?

2

Can you live a normal life with 1 kidney?

Yes

What options are there if both kidneys failed?

Transplant

Dialysis

Average weight of human kidney

1/2 pound

Average blood filtered through the kidney

50 gallons

Another word for kidney

Renal

What kidney lies lower than the other?

Right

Largest internal Organ

Liver

Where is the liver located

upper right region of the abdomen.

Functions of the liver

Storage area for CHO

Regulates blood sugar level with pancreas

assist in the breakdown of fats in diet

secret bile: essential for breakdown of fats

Bile

stored in the gallbladder

Most need organ in US

Kidney

Blood always enters the right side from…

body

Blood always enters the left side from….

lungs

Largest blood vessel in body

Aorta