Health

Question 1

How many bones in adult body

Answer 1

206

Question 2

3 types of connective tissue in skeletal system

Answer 2

Cartilage, joints, ligaments

Question 3

How much mass does the skeletal system make up

Answer 3

About 20%

Question 4

2 sections to human skeleton

Answer 4

Axial and appendicular

Question 5

Axial section

Answer 5

Skull, vertebral column, thoracic cage

Question 6

Appendicular section

Answer 6

Arms, legs, pelvis, shoulders

Question 7

Other name of vetebral column

Answer 7

Spinal column or spine

Question 8

How many skull bones

Answer 8

22, 8 cranial 14 facial

Question 9

What is the mandible and is it strong

Answer 9

jaw bone, strongest in the body

Question 10

Ulna

Answer 10

Near pinkie

Question 11

Radius

Answer 11

Near thumb

Question 12

Fibula

Answer 12

Side of shin outside

Question 13

Tibia

Answer 13

Main part of shin

Question 14

Ossification

Answer 14

Hardening of bone

Question 15

Epiphyseal plates

Answer 15

Growth plates

Question 16

Three types of muscle tissue

Answer 16

Cardiac, smooth/visceral, skeletal muscle

Question 17

Myofibrils/fibrils

Answer 17

Tiny rods in muscle fiber

Question 18

Sarcomeres

Answer 18

Tiny Unit responsible for skeletal muscle contraction

Question 19

What does a sarcomere contain

Answer 19

Thin (actin) and thick (myosin) filaments

Question 20

Sliding filament theory

Answer 20

Skeletal muscle movement- sarcomere responsible for relaxed and contracted muscle

Question 21

How many muscles in the human body

Answer 21

634

Question 22

Tendons

Answer 22

Attaches muscles to bones

Question 23

Fascia

Answer 23

Attaches muscles to muscles

Question 24

Adduction

Answer 24

Moving body part toward midline of the body

Question 25

Abduction

Answer 25

Moving a body part away from the body

Question 26

Flexion

Answer 26

Bending a joint to decrease tension angle between two bones or body parts

Question 27

Extension

Answer 27

Straightening or extending joint to increase angle between two bones/body parts

Question 28

Rotation

Answer 28

Moving a body part around an axis

Question 29

Gastrocnemius

Answer 29

Calves

Question 30

Sartorius

Answer 30

Hip flexor

Question 31

Dendrites

Answer 31

Carry signals into a nerve

Question 32

Axons

Answer 32

Away out of a nerve cell

Question 33

Myelin sheaths

Answer 33

Insulation

Question 34

Soma

Answer 34

Nerve cell

Question 35

Two parts of the nervous system

Answer 35

Central system and peripheral system

Question 36

What regions make up the spinal cord

Answer 36

Cervical, lumbar, thoracic, spinal nerves

Question 37

Afferent nerves

Answer 37

Carry information from the body to the brain

Question 38

Efferent nerves

Answer 38

Carry info from brain to body

Question 39

Central nervous system

Answer 39

Brain and spinal cord

Question 40

Peripheral system

Answer 40

Somatic and autonomic

Question 41

Somatic

Answer 41

Motor and sensory, skin, sensory organs, and skeletal muscles. Voluntary

Question 42

Autonomic

Answer 42

Sympathetic and parasympathetic involuntary/ vegetative nervous system

Question 43

Sympathetic vs parasympathetic

Answer 43

Sympathetic flight fight freeze while parasympathetic returns body to normal

Question 44

Most important nerves

Answer 44

Nerves going through Spine and brain

Question 45

What does CNS do when it gets a signal

Answer 45

Sends a response back to the body part

Question 46

What is the brain and spinal cord protected by

Answer 46

Skull and vertebrae

Question 47

Liquid substance inside spinal column that protects nerves

Answer 47

Cerebrospinal fluid

Question 48

What does cerebrospinal fluid do

Answer 48

Conduct better signals, gets rid of waste, protects the nerves

Question 49

Arteries

Answer 49

O2 rich blood away from heart

Question 50

Valves

Answer 50

Allow blood flow one way but not the other

Question 51

Veins

Answer 51

O2 poor blood back to heart

Question 52

Capillaries

Answer 52

Gas exchange, o2 co2 and waste

Question 53

Diastolic

Answer 53

Bottom reading of blood pressure, arterial when in between beats

Question 54

Systolic

Answer 54

Arterial pressure when heart is beating/contracted top reading of blood pressure

Question 55

3 things that help move blood

Answer 55

Smooth muscles, movement, valvez

Question 56

3 major structure in the cardiovascular system

Answer 56

Heart, blood vessels, blood

Question 57

Heart pumps blood to do what

Answer 57

Move nutrients and remove metabolic waste

Question 58

Right side of heart

Answer 58

Pushes blood to lungs to oxygenate

Question 59

Left side of heart

Answer 59

Pumps oxygenated blood to rest of body

Question 60

4 chambers of the heart

Answer 60

Right and left atria, right and left ventricles

Question 61

3 tissue layers of heart

Answer 61

Endocardium, myocardium, pericardium

Question 62

SA node

Answer 62

Known as pacemaker

Question 63

How does oxygen in blood move

Answer 63

Oxygen binds to hemoglobin

Question 64

Superior vena cava

Answer 64

Above - Feeds deoxygenated blood into heart

Question 65

Inferior vena cava

Answer 65

Bottom - Pushes deoxygenated blood to lungs out of heart

Question 66

Bicuspid valve

Answer 66

Left side of heart,lets blood through atria to ventricle

Question 67

Strongest ventricle

Answer 67

Left ventricle

Question 68

Aorta

Answer 68

Largest artery, feeds oxygenated blood from top of heart into it to distribute oxygenated blood

Question 69

Tricuspid valve

Answer 69

Lets blood through right atria to right ventricle

Question 70

How long does a red blood cell take to travel throughout the body

Answer 70

1 minute