Why are immature RBCs sometimes present in the blood?   Question 7 options:   A)  production of RBCs in the bone marrow is too slow   B)  lack of folic acid   C)  increased vitamin B12   D)  inadequate dietary iron

a) Which artificial organs are currently used?b) In which artificial organs are the patient's own cells used?

What does the term hematocrit mean? a) The number of white blood cells in the blood b) The number of red blood cells in the blood c) The percentage of red blood cells in the blood d) The critical number of red blood cells we need to survive

(Please answer all parts, thank you!) 1) Mature red blood cells contain hemoglobin for transporting oxygen but contain little else. They lack a nucleus and most organelles. Are red blood cells more or less likely to be infected by a virus? a) More likely  b) Less likely    2) How does SARS-COV-2 genetic material get replicated? a) Host cell DNA polymerase b) Host cell RNA polymerase c) RNA polymerase encoded for by viral genome and built in the host cell  d) RNA polymerase encoded for by viral genome and originated from the virus    3) How does SARS-COV-2 proteins get built? a) The host cell's ribosome b) Ribosome encoded for by viral genome and built in host cell

What is sepsis? Question 8 options: a)  Any infection that results in fever b)  An infection plus life-threatening hypotension c)  An infection plus life-threatening organ dysfunction d)  An infection plus life-threatening systemic inflammatory response syndrome

Andrew and Samarra have two children. Andrew is blood group O-, while Samarra is blood group AB+. If donating blood, which statement is true?   a)  Samarra can donate RBCs to Andrew and plasma to her children   b)  Andrew can donate RBCs to Samarra but not his children, nor can he donate plasma to anyone   c)  Andrew can donate RBCs while Samarra can donate plasma to anyone   d)  Neither Andrew nor Samarra can donate RBCs or plasma to their children

Why is the Center for Biologics Evaluation and Research (CBER) notified in the case of a transfusion-related fatality?   Question 9 options:   a)  To recall all banked units   b)  To determine if appropriate corrective action has been taken to prevent recurrence   c)  To report all reagent lot numbers used in typing deceased patient   d)  To disclose the name of the deceased

choose the correct mcqs 1. Hematocrit is the percentage of ________ in blood? a) Virus b) Erythrocytes c) Bacteria d) Fungi 2. Which of the following statements is true about involuntary breathing? a) It is controlled by the bronchioles b) It is controlled by the pulmonary arterioles c) It is controlled by the alveolar-capillary network d) It is controlled by the neurons, located in the medulla and pons 3. Normal hematocrit value is ______ a) 25% b) 43% c) 65% d) 80% 4. Maximun Heart rate can be calculated by a) 220-age b) 250-age c) 220-height d) 250-height e) 220-weight f) 250-weight 5. The maximum volume of air contained in the lung by a full forced inhalation is called _________. a) Tidal volume b) Vital capacity c) Ventilation rate d) Total lung capacity 6. Splanchnic blood flow is the blood to the a) Brain b) Muslces c) Spinal cord d) Abdominal viscera’s e) Peripheral Nerves 7. Respiratory Zone consist of a) Nose b) Trachea c) Alveoli d) Bronchial Tree 8. Which of…

Which stain is used to diagnose hairy cell leukemia?   Question 14 options:   A)  Sudan Black B   B)  MPO   C)  LAP   D)  TRAP

The nurse examines the child's tonsils while preparing to swab them with the culture swab.A white pustule coating is noted to be covering the tonsils.What is this pus composed of?  A)Waste from red blood cells B)Live bacteria C)Fibrin threads D)White blood cells and debris from phagocytosis