EXSC 2040 Exam 1 Round 2

Endocrine

100

Hormone released in response to increased blood glucose 

Insulin 

200

What percentage of the pancreas is exocrine?

99%

300

What is the difference between a primary and a secondary endocrine organ?

A primary organ has the endocrine system as its primary function, secondary organs have endocrine functions but do something else first

400

What is the primary mineralocorticoid released by the adrenal cortex?

Aldosterone 

500

Which class of hormone is released from the zona fasciculata of the adrenal cortex?

Glucocorticoids 

Blood

100

Red blood cells carry oxygen and which other dissolved gas? 

CO₂

200

What determines an individual's blood type? 

Antigens 

300

What is the term for the formation of new red blood cells? 

Erythropoiesis

400

What are the three phases of blood clotting? 

• Vascular 

• Platelet

• Coagulation   

500

What are the five types of leukocytes? 

• Neutrophils 

• Lymphocytes 

• Monocytes 

• Eosinophils 

• Basophils 

Heart

100

Which chamber of the heart pumps blood into the systemic circuit? 

Left ventricle 

200

What is the name of the fluid filled sac surrounding the heart? 

Pericardium 

300

What is the name of the condition that involves inflammation of the heart's external fluid-filled sac? 

Pericarditis 

400

What is the general name for the vessels that supply blood to the myocardium? 

Coronary arteries 

500

What is the intrinsic rate of the heart's secondary pacemaker, the AV node? 

For reference, the SA node has a rate of 60-100bpm 

40-60 bpm 

CV System

100

The vessels that carry blood back to the heart are termed: 

Veins

200

The smallest veins are called? 

Venules 

300

Cardiac output is a function of which two variables 

Stroke volume and heart rate 

400

Systole and Diastole refer to which two terms respectively?

Contraction and relaxation 

Ejection and filling are also acceptable 

500

What is the name of the sounds generated by turbulent flow that are heard when taking blood pressure? 

Korotkoff sounds 

Mystery Box

100

Oxygen leaving the bloodstream and diffusing into working tissue would be an example of which physiology core concept? 

Flow down gradients 

200

A complex fracture to which lower limb bone carries with it a significant risk of internal bleeding due to potential artery damage? 

The femur risks severing the femoral artery 

300

Name an artery other than brachial that can be used for blood pressure 

Radial, popliteal, dorsalis pedis, posterior fibular arteries are all options 

400

This bleeding disorder is characterized by reduced production of clotting factors. 

Hemophilia 

500

During this period, conductive cells in the heart are unresponsive to any stimuli 

Absolute refractory period