-
A _____ mechanism contains its own brake or shutoff mechanism.
Negative Feedback
-
A recipient's antibodies will _____ a donor's RBCs if an O positive recipient recieves B negative blood.
Destroy
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Type AB positive blood may be also considered the _____ because AB positive blood has no antibodies to destroy the donated RBCs and the positive RH factor is not a problem for a recipient.
Universal Recipient
-
_____ is the term for a low RBC count.
Anemia
-
The life span of RBCs is approximately ____.
120 days
-
____ is a hormone that is produced by the beta cells of the pancreas and lowers blood glucose.
Insulin
-
A ____ mechanism requires an external brake to slow or stop it.
Positive Feedback
-
In men, FSH initiates ____ in the testes.
Sperm Production
-
The primary hemopoietic tissue is the _____.
Red Bone Marrow
-
The production of RBCs is increased by _____.
Erythropoietin
-
Leukocytosis is the term for a _____.
High WBC Count
-
An abnormal clot that forms in a vessel is a _____.
Thrombus
-
Hormones exert their effects only on cells that have _____ for the hormone on the cell membrane or in the cytoplasm.
Receptors
-
What cells are produced both in the red bone marrow and the lymphatic tissue?
White Blood Cells
-
In men, LH stimulates secreation of _____.
Testosterone
-
The hormone that causes ovulation is _____.
Luteinizing Hormones(LH)
-
_____ is produced by the alpha cells of the pancreas and raises the bloods glucose level.
Glucagon
-
_____ can result from free hemoglobin in blood when a transfusion reaction occurs from mismatched blood.
Kidney Damage
-
The action in protien hormone where the first messenger is the hormone and the second messenger is the hormone which must bind to a receptor on the cell membrane is called a _____ system.
Two- Messenger
-
Red bone marrow is found in flat bones and produces _____.
RBCs, WBCs, and Platelets
-
_____ is the only effective first mechanism of hemostasis for breaks in large ateries.
Vascular Spasm
-
The vitamin that is necessary for the formation of RBCs for synthesis of DNA in stem cells is _____.
Vitamin B12
-
_____ (elevated WBCs) accompanies an infection.
Leukoctosis
-
Protein hormones are believed to exert their effects by activating certain _____ within a cell.
Enzymes
-
_____ is formed from the destruction of the hemoglobin of old RBCs.
Bilirubun
-
_____ is the hormone that has an anti-inflammatory effect.
Cortisol
-
What types of WBCs recognize foreign antigens?
Lymphocytes
-
_____ is the process by which clots are removed after they have served their purpose.
Fibrinolysis
-
The laboratory test that measures the percent of RBCs in the blood is called the _____.
Hematocrit
-
Steroid hormones are believed to exert their effects on cells by activating certain _____ within a cell.
Genes
-
The secreation of hormones of the anterior pituitary gland is regulated by what type of hormone?
Releasing Hormones
-
An _____ is a clot that travels to another part of the vascular system and obstructs a vessel.
Embolism
-
_____ makes the damaged area of a ruptured vessel smaller after clot.
Clot Retraction
-
Waste products are transported by the _____ action of water in the blood plasma.
Solvent
-
_____ is necessary for RBC formation by preventing digesting of and promoting reabsorption of B12 in the small intestine.
Intrinsic Factor
-
The function of _____ is to increase the reabsorption of water by the kidneys.
ADH
-
In emergencies, what type of blood may be considered the universal donorbecause it has no RBC antigens to trigger destruction by a recipient's antibodies?
O negative
-
Releasing hormones are produced by the _____
Hypothalamus
-
The ABO blood types are named for the _____ on the person's RBCs.
Antigens
-
_____ is carried in the blood by RBCs.
Oxygen
-
_____ are hormone-like chemicals that are produced from cell membranes and have localized effects.
Prostaglandins
-
A stimulus for ADH is _____ in extreme sweating, severe hemorrhage and severe diarrhea.
Water Loss
-
Albumin is a plasma protein produced by the _____ and contributes to maintenance of blood volume.
Liver
-
When capillaries rupture, ______ are the mechanism of hemostasis that will be effective to stop bleeding.
Platelet Plug
-
The hormone ______ increases blood calcium level.
Parathyroid Hormone (PTH)
-
Of the WBCs, what cells become macrophages?
Monocytes
-
The acid that is necessary for RBC production for the synthesis of DNA in stem cells is _____.
Folic Acid
-
_____ acts on the uterus to cause contractions for delivery.
Oxytocin
-
The normal ____ of blood is 7.35 - 7.45
PH
-
The mineral in _____ that bonds to oxygen is iron.
Hemoglobin
-
The _____ is the precursor cell for all types of blood cells.
Stem Cell
-
The hormone _____ decreases blood calcium level.
Calcitonin
-
The mineral necessary for chemical clotting is _____.
Calcium
-
The effect of oxytocin on the mammary glands is to increase the release of _____.
Milk
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