Circulatory and respiratory system

The innermost layer of a blood vessel. Adventitia. Media. Intima.

Capillaries, as well as veins and arteries have 3 layer: adventitia, media and intima. True. False.

Which one of the 3 layers of a blood vessel is conformed by smooth muscle.

Dense irregular connective tissue that lines the outtermost part of a blood vessel.

The smallest arteries.

Is the smallest of all vessels, site of exchange (most delicate) in plural.

This vein is the smallest of its group and also has lack of tunica media (or too thin).

Prevents backblow of blod (general).

Veins that has NOT valves.

Blood pressure in pulmonary circuit is higher than systemic circuit. True. False.

Respiratory system. Ciliated columnar cells. Stratified squamous cells. Mucous cells.

Respiratory system. Nasa cavity traps debris. Respiratory epithelium mucus traps debris.

Respiratory system. Upper respiratory system. Lower respiratory system.

Larynx cartilages. Unpaired. Paired.

Paired larynx cartilage that opens up the glotis. Arytenoid. Thyroid.

Relate. AE. A. AB. AC. C. E. B. D. AD.

Relate. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10.

Type I pneumocytes lines. Alveolous and respiratory membrane. Innermost layer of blood vessels.

Scattered cells among type I that secretes surfactant to prevent alveolar colapse. Type II pneumocytes. Type III pneumocytes.

Check the boxes with the components of the lymphatic system. Lymph fluid. Lymphatic vessels. Lymphoid organs. Lympoid cartilage. Lympoid interstitial fibers.

Name the ligament that attaches the spleen to the stomach.

Name the terminal area of the lymphatic thoracic duct.

Lymphatic cells differentiation. T cells. T helper cells. B cells.

Serous membrane that lines the pericardial cavity. Pericardium. Endocardium.

Innermost layer of the heart (forms valves). Endocardium. Cardiothelium.

This type of structure is in charge of keep the muscle cells together. Intercalated disc. Interlocated disc.

Relate the numbers with actions according the pulmonary circuit. 1. 2. 3. 4.

In charge of preventing valve inversion. Papillary muscles. Pillary muscles. Chordae tendinae.

Blood is ejected into the ventricles during. Systole. Diastole.

Relaxation after a heart contraction is called. Diastole. Systole.

PFO (Open foramen ovale) is the opposite of. Fossa ovalis. Fossa tendinallae.

Drains cardiac venous blood ultimately into the right atrium. Coronary veins. Pulmonary veins.

Cells that distributes the contractile stimuli to the myocardium. Conducting fibers. Nodal.

Relate. 1. 2. 3. 17. 5. 6. 7. 8. 9. 10.

11. 12. 13. 14. 15. 16. 17. 18 (Space). 19.

Which structure delivers venous blood from the tissues and organs of the abdominal and pelvic cavities, and from the lower limbs?. Inferior vena cava. Superior vena cava.

The right ventricle _______. has thinner muscular walls than does the left ventricle. has thicker muscular walls than does the left ventricle.

Valves of the heart open and close due to ________. Pressure changes. Contraction of the papillary muscle.

The sinoatrial node, or cardiac pacemaker, is ________. Embedded in the posterior wall of the right atrium, near the entrance of the superior vena cava. Able to cause the cardiac muscle to begin to contract at the apex.

The primary function of the pericardial fluid is to provide ________ between the pericardial membranes. Lubrication. Friction.

The ________ are a series of irregular muscular folds formed on the internal surface of the ventricles. Trabeculae carnae. Papillary muscles.

Blood exiting the left ventricle must pass through the ________ valve. Aortic. Pulmonary.

Vasoconstriction and vasodilation occur due to sympathetic activation of which vessel layer?. Tunica media. Tunica intima.

Which of the following applies to elastic arteries?. The media of these arteries contains a high density of elastic fibers and relatively few smooth muscle cells. The tunica media consists of scattered smooth muscle fibers that do not form a complete layer.

Which of the following diffuses across the capillary endothelial cells?. Gases. Fat.

Which of the following contains baroreceptors (pressure receptors)?. Carotid sinus. Pulmonary trunk.

An unpaired artery that branches from the abdominal aorta includes the ________. Superior mesenteric artery. Phrenic artery.

In the leg, the femoral artery becomes the ________. Popliteal artery. Iliac artery.

After leaving the thoracic cavity and passing over the outer border of the first rib, the subclavian artery becomes the ________. Axillary artery. Ulnar artery.

The largest laryngeal cartilage is the ________ cartilage, commonly called the Adam's apple. Thyroid. Cuneiform.

The walls of the primary, secondary, and tertiary bronchi contain progressively lesser amounts of ________. Cartilage. Smooth muscle.

Which cell population primarily functions in providing antibody-mediated or humoral immunity?. Regulatory T cells. B cells.

Which of the following splenic structures forms lymphoid nodules?. White pulp. Red pulp.

Which of the following splenic structures forms lymphoid nodules?. Hilus. Medulla.