Anatomy prac Q's

Question 1

A large arterial trunk that arises from the base of the left ventricle and transports blood from the heart into other arteries throughout the body.

Answer 1

Aorta

Question 2

The semilunar valve between the left ventricle and the aorta that prevents blood from flowing back into the left ventricle

Answer 2

Aortic valve

Question 3

The two valves situated between the atria and ventricles.

Answer 3

Atrioventricular valves

Question 4

The volume of blood pumped from the heart each minute.

Answer 4

Cardiac output

Question 5

The period of relaxation in the heart when the chambers are filling with blood.

Answer 5

Diastole

Question 6

The innermost layer of the heart that lines the interior the heart chambers and covers the valves of the heart.

Answer 6

Endocardium

Question 7

The largest vein in the human body that returns deoxygenated blood to the right atrium of the heart from the lower half of the body.

Answer 7

Inferior vena cava

Question 7

The outermost layer of the heart and the innermost layer of the pericardial sac

Answer 7

Epicardium

Question 8

The thick wall that divides the two ventricles in the heart.

Answer 8

Interventricular septum

Question 9

The wall that separates the right and left atria in the heart.

Answer 9

Interatrial septum

Question 10

The valve that closes the orifice between the left atrium and the left ventricle of the heart. Also known as the bicuspid valve.

Answer 10

Mitral valve

Question 11

The middle layer of the heart, which makes up about two thirds of the heart muscle.

Answer 11

Myocardium

Question 12

Valves located at the opening between the heart and the aorta, and at the opening between the heart and the pulmonary artery.

Answer 12

Semilunar valves

Question 12

A small muscular bundle attached at one end to the chordae tendinae, and at the other end to the innermost endocardial wall the ventricles.

Answer 12

Papillary muscle

Question 13

The volume of blood pumped from the heart with each beat.

Answer 13

Stroke volume

Question 14

A period of contraction when the chambers are pumping blood out of the heart.

Answer 14

Systole

Question 14

The second largest vein in the body that returns deoxygenated blood to the right atrium of the heart from the upper half of the body.

Answer 14

Superior vena cava

Question 15

The valve that closes the orifice between the right atrium and right ventricle of the heart.

Answer 15

Tricuspid valve

Question 16

Narrowing of the blood vessels, which decreases blood flow.

Answer 16

Vasoconstriction

Question 17

Widening of the blood vessels, which increases blood flow.

Answer 17

Vasodilation

Question 18

A small mass of tissue that transmits impulses received from the sinoatrial node to the ventricles via the bundle of His.

Answer 18

Atrioventricular node

Question 19

Pressure-sensitive nerve endings in the atrium, aortic arch and carotid arteries.

Answer 19

Baroreceptors

Question 20

A slender bundle of modified cardiac muscle that conducts electrical impulses from the atrioventricular node to the left and right bundle branches, to the Purkinje fibres in the ventricle.

Answer 20

Bundle of His

Question 21

Part of the impulse conducting network of the heart that rapidly transmits impulses throughout the ventricles, causing ventricular contraction.

Answer 21

Purkinje fibres

Question 22

A small mass of specialised tissue located in the right atrium that normally acts as the pacemaker of the heart.

Answer 22

Sinoatrial node

Question 23

The curved portion of the aorta between the ascending and descending parts of the aorta.

Answer 23

Aortic arch

Question 24

Vessels that carry blood away from the heart.

Answer 24

Arteries

Question 25

Microscopic arteries that connect with capillaries.

Answer 25

Arterioles

Question 26

Small, thin-walled vessels where oxygen and carbon dioxide gas exchange occurs.

Answer 26

Capillaries

Question 27

The network of intertwined vessels formed by multiple capillaries.

Answer 27

Capillary beds

Question 28

A band of smooth muscle fibres that surrounds the capillaries at the junction of the arterioles and capillaries, and controls blood flow to the tissues.

Answer 28

Precapillary sphincter

Question 29

Circulation of oxygen-poor blood from the right ventricle, through the lungs, and returning to the left atrium with oxygen-rich blood.

Answer 29

Pulmonary circulation

Question 30

Circulation of oxygenated blood through arteries, capillaries and veins of the circulatory system, from the left ventricle to the right atrium.

Answer 30

Systemic circulation

Question 31

The outermost layer of a blood vessel, composed mostly of fibrous connective tissue that supports and protects the vessel.

Answer 31

Tunica externa

Question 32

The thicker middle layer of a blood vessel that contains smooth muscle cells, elastic fibres and collagen.

Answer 32

Tunica media

Question 33

The innermost layer of a blood vessel, composed of a single layer of squamous epithelial cells over a sheet of connective tissue.

Answer 33

Tunica intima

Question 34

Vessels that carry blood to the heart.

Answer 34

Veins

Question 35

Divides body into Top and Bottom halves and has rotation movements

Answer 35

Transverse Plane

Question 36

Divides body into Front and Back haves and has sideways movements

Answer 36

Frontal /coronal Plane

Question 37

Divides body into right and left halves and has flexion and extension movements

Answer 37

Sagittal/ median (mid) Plane

Question 38

Front of body

Answer 38

Anterior/ventral

Question 39

Towards the surface of the body

Answer 39

Superficial

Question 40

Back of the body

Answer 40

Posterior/ Dorsal

Question 41

Closer to the origin of the body

Answer 41

Proximal

Question 42

Away from the trunk

Answer 42

Distal

Question 43

What region is part of the axial body 1. Brachial Region 2. Axillary Region 3. Tarsal Region 4. Carpal region

Answer 43

2. Axillary Region

Question 44

What region is part of the axial body 1.Pectoral Region 2. Antebrachial Region 3. Pedal Region 4. Sural Region

Answer 44

1.Pectoral Region

Question 45

What region is part of the appendicular body 1.Vertebral Region 2. Cubical Region 3. Oral Region 4. Cephalic Region

Answer 45

2. Cubical Region

Question 46

What region is part of the appendicular body 1.Pedal Region 2. Deltoid Region 3. Vertebral Region 4. Occipital Region

Answer 46

1.Pedal Region